CN105116978A - Temperature control method based on Loongson processor - Google Patents
Temperature control method based on Loongson processor Download PDFInfo
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- CN105116978A CN105116978A CN201510503114.2A CN201510503114A CN105116978A CN 105116978 A CN105116978 A CN 105116978A CN 201510503114 A CN201510503114 A CN 201510503114A CN 105116978 A CN105116978 A CN 105116978A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
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Abstract
The present invention in particular relates to a temperature control method based on a Loongson processor. The temperature control method based on a Loongson processor comprises: the Loongson processor and a power switch. The Loongson processor comprises a temperature management control module and a voltage regulating control module. The switching power supply comprises a voltage regulating module and a DC/DC module. The Loongson processor is connected to the voltage regulating module of the switching power supply by the voltage regulating control module. The switching power supply is connected to the temperature management control module of the Loongson processor by the DC/DC module. According to the temperature control method based on a Loongson processor, when the internal temperature of the Loongson processor is high, the Loongson processor core operating voltage can be adjusted to effectively reduce power consumption and lower the processor temperature, thereby not only ensuring that the system runs continuously, but also preventing too high temperature from damaging the Loongson processor, prolonging the service life of the Loongson processor, and achieving a wide range of market application value.
Description
Technical field
The present invention relates to flush bonding processor overheat protector technical field, particularly a kind of temperature-controlled process based on Loongson processor.
Background technology
Loongson processor is the computer processor of China's independent research, also starts appear on the market and be applied based on the network computer of Loongson processor and other products.Godson series, no matter in industrialization or in core technology breakthrough, remains quick and stable rhythm all always.The research and development success of Loongson processor has landmark meaning on China's historical computing, is the work of the model of the high performance universal CPU of China's development independent intellectual property right, plays great, irreplaceable effect by for national security and Defence business.
But it is little that the handheld device based on Loongson processor has volume, portability high, but corresponding handheld device can not the heat dissipation equipment such as provided with fan, heat dissipation is less, and the overheated deadlock risk of processor is comparatively large, and this just has requirements at the higher level to the power consumption of Loongson processor.
In order to solve the heat dissipation problem of the handheld device based on Loongson processor, ensureing the stable operation of handheld device, extending its serviceable life, the present invention proposes a kind of temperature-controlled process based on Loongson processor.
Summary of the invention
The present invention, in order to make up the defect of prior art, provides a kind of simple, effective temperature-controlled process based on Loongson processor.
The present invention is achieved through the following technical solutions:
A kind of temperature-controlled process based on Loongson processor, it is characterized in that: comprise Loongson processor and power switch, described Loongson processor comprises temperature treatment control module and Regulation Control module, described Switching Power Supply comprises Voltage Regulator Module and DC/DC module, described Loongson processor is by the Voltage Regulator Module of Regulation Control model calling to Switching Power Supply, and described Switching Power Supply is by the temperature treatment control module of DC/DC model calling to Loongson processor;
Described Loongson processor obtains the internal temperature data of Loongson processor by temperature treatment control module, and takes corresponding control strategy according to this internal temperature data; Described Loongson processor exports control signal by Voltage Regulator Module, the Voltage Regulator Module of gauge tap power supply, and then the output voltage of control DC/DC module, described output voltage is the core operational voltage of Loongson processor, and the final temperature realized based on Loongson processor controls.
Described Switching Power Supply has digital voltage regulatory function, the Regulation Control module of described Loongson processor is connected with the Voltage Regulator Module of Switching Power Supply by 6-bit signal wire, and described Switching Power Supply exports the power supply of varying level according to the 6-bit digital signal received.
The present invention is based on the temperature-controlled process of Loongson processor, comprise the following steps:
(1) arrange the first temperature threshold T1 and the second temperature threshold T2, described first temperature threshold T1 is higher than the second temperature threshold T2, i.e. T2≤T1;
(2) Loongson processor internal temperature information T is obtained by temperature treatment control module;
(3) when described Loongson processor internal temperature T reaches the first temperature threshold T1, namely during T≤T1, described Loongson processor exports control signal by Voltage Regulator Module, the Voltage Regulator Module of gauge tap power supply, reduces the output voltage of DC/DC module;
(4), when described Loongson processor internal temperature T reaches the second temperature threshold T2, during T≤T1, the output voltage of described DC/DC module reverts to normal core operational voltage in step (2).
Described first temperature threshold T1 is the temperature that described Loongson processor needs cooling, can not exceed the processor operation maximum temperature that producer specifies; Described second temperature threshold T2 is the reasonable temperature that described Loongson processor is normally run.
In described step (3), the output voltage of DC/DC module is not less than the minimum core voltage of the described Loongson processor of producer's regulation.
The invention has the beneficial effects as follows: should based on the temperature-controlled process of Loongson processor, when Loongson processor internal temperature is higher, effectively power consumption can be reduced by adjustment Loongson processor core operational voltage, reduce temperature of processor, both ensure that system was run continuously, Loongson processor Yin Wendu can be prevented again too high and damage, extending its serviceable life, there is market using value widely.
Accompanying drawing explanation
Accompanying drawing 1 is for the present invention is based on the temperature-controlled process schematic diagram of Loongson processor;
Accompanying drawing 2 is Regulation Control module of the present invention and Voltage Regulator Module syndeton schematic diagram.
Embodiment
Accompanying drawing is a kind of specific embodiment of the present invention, and below in conjunction with accompanying drawing, the present invention is described in detail.
Should based on the temperature-controlled process of Loongson processor, comprise Loongson processor and power switch, described Loongson processor comprises temperature treatment control module and Regulation Control module, described Switching Power Supply comprises Voltage Regulator Module and DC/DC module, described Loongson processor is by the Voltage Regulator Module of Regulation Control model calling to Switching Power Supply, and described Switching Power Supply is by the temperature treatment control module of DC/DC model calling to Loongson processor;
Described Loongson processor obtains the internal temperature data of Loongson processor by temperature treatment control module, and takes corresponding control strategy according to this internal temperature data; Described Loongson processor exports control signal by Voltage Regulator Module, the Voltage Regulator Module of gauge tap power supply, and then the output voltage of control DC/DC module, described output voltage is the core operational voltage of Loongson processor, and the final temperature realized based on Loongson processor controls.
Adopt the Switching Power Supply with digital voltage regulatory function, the annexation of described Loongson processor Regulation Control module and switch power supply voltage regulation module as shown in Figure 2.The Regulation Control module of described Loongson processor is connected with the Voltage Regulator Module of Switching Power Supply by 6-bit signal wire, and described Switching Power Supply exports the power supply of varying level according to the 6-bit digital signal received.
The present invention is based on the temperature-controlled process of Loongson processor, comprise the following steps:
(1) arrange the first temperature threshold T1 and the second temperature threshold T2, described first temperature threshold T1 is higher than the second temperature threshold T2, i.e. T2≤T1;
(2) Loongson processor internal temperature information T is obtained by temperature treatment control module;
(3) when described Loongson processor internal temperature T reaches the first temperature threshold T1, namely during T≤T1, described Loongson processor exports control signal by Voltage Regulator Module, the Voltage Regulator Module of gauge tap power supply, reduces the output voltage of DC/DC module;
(4), when described Loongson processor internal temperature T reaches the second temperature threshold T2, during T≤T1, the output voltage of described DC/DC module reverts to normal core operational voltage in step (2).
Described first temperature threshold T1 is the temperature that described Loongson processor needs cooling, can not exceed the processor operation maximum temperature that producer specifies; Described second temperature threshold T2 is the reasonable temperature that described Loongson processor is normally run.
In described step (3), the output voltage of DC/DC module is not less than the minimum core voltage of the described Loongson processor of producer's regulation.
Should based on the temperature-controlled process of Loongson processor, when Loongson processor internal temperature is higher, effectively power consumption can be reduced by adjustment Loongson processor core operational voltage, reduce temperature of processor, both ensure that system was run continuously, Loongson processor Yin Wendu can be prevented again too high and damage, extending its serviceable life, there is market using value widely.
Claims (5)
1. the temperature-controlled process based on Loongson processor, it is characterized in that: comprise Loongson processor and power switch, described Loongson processor comprises temperature treatment control module and Regulation Control module, described Switching Power Supply comprises Voltage Regulator Module and DC/DC module, described Loongson processor is by the Voltage Regulator Module of Regulation Control model calling to Switching Power Supply, and described Switching Power Supply is by the temperature treatment control module of DC/DC model calling to Loongson processor;
Described Loongson processor obtains the internal temperature data of Loongson processor by temperature treatment control module, and takes corresponding control strategy according to this internal temperature data; Described Loongson processor exports control signal by Voltage Regulator Module, the Voltage Regulator Module of gauge tap power supply, and then the output voltage of control DC/DC module, described output voltage is the core operational voltage of Loongson processor, and the final temperature realized based on Loongson processor controls.
2. the temperature-controlled process based on Loongson processor according to claim 1, it is characterized in that: described Switching Power Supply has digital voltage regulatory function, the Regulation Control module of described Loongson processor is connected with the Voltage Regulator Module of Switching Power Supply by 6-bit signal wire, and described Switching Power Supply exports the power supply of varying level according to the 6-bit digital signal received.
3. the temperature-controlled process based on Loongson processor according to claim 1, is characterized in that comprising the following steps:
(1) arrange the first temperature threshold T1 and the second temperature threshold T2, described first temperature threshold T1 is higher than the second temperature threshold T2, i.e. T2≤T1;
(2) Loongson processor internal temperature information T is obtained by temperature treatment control module;
(3) when described Loongson processor internal temperature T reaches the first temperature threshold T1, namely during T≤T1, described Loongson processor exports control signal by Voltage Regulator Module, the Voltage Regulator Module of gauge tap power supply, reduces the output voltage of DC/DC module;
(4), when described Loongson processor internal temperature T reaches the second temperature threshold T2, during T≤T1, the output voltage of described DC/DC module reverts to normal core operational voltage in step (2).
4. the temperature-controlled process based on Loongson processor according to claim 3, is characterized in that: described first temperature threshold T1 is the temperature of described Loongson processor needs cooling, can not exceed the processor operation maximum temperature that producer specifies; Described second temperature threshold T2 is the reasonable temperature that described Loongson processor is normally run.
5. the temperature-controlled process based on Loongson processor according to claim 3, is characterized in that: in described step (3), the output voltage of DC/DC module is not less than the minimum core voltage of the described Loongson processor of producer's regulation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510503114.2A CN105116978A (en) | 2015-08-17 | 2015-08-17 | Temperature control method based on Loongson processor |
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| CN201510503114.2A CN105116978A (en) | 2015-08-17 | 2015-08-17 | Temperature control method based on Loongson processor |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018024021A1 (en) * | 2016-08-04 | 2018-02-08 | 深圳市华讯星通讯有限公司 | Temperature control system and method |
| CN112486235A (en) * | 2020-12-08 | 2021-03-12 | 威创集团股份有限公司 | FPGA circuit of low-power consumption |
| CN116516456A (en) * | 2023-07-05 | 2023-08-01 | 深圳中宝新材科技有限公司 | Method for automatically overvoltage protection equipment of intelligent electroplating line production heating system |
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| CN116516456A (en) * | 2023-07-05 | 2023-08-01 | 深圳中宝新材科技有限公司 | Method for automatically overvoltage protection equipment of intelligent electroplating line production heating system |
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